A lumbar expandable cage

The present invention relates to a vertebral body between the expanded cage for expanding the narrow gap made between the vertebral bodies. Expanded cage between the vertebral bodies, according to an embodiment of the present invention is a vertebral body between the expanded cage which is inserted between the vertebral body, expand the space between the vertebral bodies, and an upper support portion for supporting the vertebral body which is located at the top between the vertebral bodies, a lower portion between the vertebral the cage body including a habuji portion and the upper supporting portion and the connecting portion for connecting together the ends of the habuji portion for supporting the vertebral body is located; The sliding movement between said upper supporting the habuji portion of the upper support and the sliding element widen or narrow the gap between the habuji portion; and a. Therefore, it is possible to easily treatment cage.